Question

Advantages of using alcohol in thermometer

Answer 1

Advantages of using alcohol in thermometer are -

• It can measure a low temperature, because its freezing point is low (-115ºC).
• It can measure the temperature precisely, because it has large expansion coefficient.
• Its expansion is reguler.
• less hazardous.

Answer 2

$\huge\red{AnsWeR}$

•Freezing point of alcohol is −117 ∘ C and hence can record very low temperature For example in Arctic and Antarctic regions temperature may fall below −80 ∘ C which cannot be measured by mercury thermometer because mercury freezes at −39∘ C.